*Prerequisite: 5th level, Bard*
A person with the crystal voice is a chosen champion of the High Elementals of the Mineral Plane. As a levelled feat, you gain additional benefits from this feature depending on your characters total level.
##### Initiate
At 5th level you are of the rank Initiate. As an Initiate you gain the following benefits of your Crystal Voice:
- _Tremorsense._ You gain tremorsense of 15 feet.
- _Earthcast._ You gain the ability to use the primal powers of the earth to cast certain spells. Casting spells this way does not expend spellslots, but you cannot upcast the spells cast this way. You can use this feature a number of times equal to your Charisma modifier (minimum of one). You regain all expended uses when you finish a long rest. As an Initiate, you can earthcast the [[Quake]] spell.
- _Innate Spells._ You learn the [[Amethyst Tomb]] spell. This spell does not count towards your Known Spells.
##### Novice
At 7th level you are of the rank Novice. As a Novice you gain the following benefits of your Crystal Voice, in addition to the benefits granted by your previous rank:
- _Tremorsense._ Your tremorsense increases to 30 feet.
- _Earthcast._ You can earthcast the [[Forceful Push]] spell.
- _Innate Spells._ You learn the [[Crystalize]] spell. This spell does not count towards your Known Spells.
- _Tetherstone._ During a long rest, you can spend your time creating a Tetherstone, using 50 gp in materials. While the tetherstone is on your person, you have advantage on death saving throws. If you fail a saving throw against an effect that would result in you being possessed or you gaining a level of exhaustion, you can choose to succeed instead. Doing this will destroy the tetherstone. After 24 hours the tetherstone loses its power and needs to be remade.
##### Master
At 11th level you are of the rank Master. As a Master you gain the following benefits of your Crystal Voice, in addition to the benefits granted by your previous ranks:
- _Tremorsense._ Your tremorsense increases to 60 feet.
- _Earthcast._ You can earthcast the [[Meld Into Stone]] spell.
- _Innate Spells._ You learn the [[Flesh To Stone]] spell. This spell does not count towards your Known Spells.
- _Stoneskin._ Once per long rest, you can turn your skin into stone for 1 minute. When in this state your AC cannot be lower than 18. You also are resistant to non-magical slashing, piercing, and bludgeoning damage, as well as immune to lightning damage.
##### Champion
At 16th level you are of the rank Champion. As a Champion you gain the following benefits of your Crystal Voice, in addition to the benefits granted by your previous ranks:
- _Tremorsense._ Your tremorsense increases to 90 feet.
- *Earthcast.* Your connection to the earth has strengthened. You can now use this features a number of times equal to your Charisma modifier (minimum of one) plus your proficiency modifier.
- _Innate Spells._ You learn the [[Crystalline Barrier]] spell. This spell does not count towards your Known Spells.
- _Summon Elemental._ Once per long rest, you can use an action to summon an Earth Elemental. The elemental remains for 1 hour before dissipating again. The elemental listens to your commands, which you can issue with a bonus action on your turn. If no command has been given, the elemental will use the Dodge action. The Earth Elemental acts on its own initiative.
##### Legend
At 19th level you are of the rank Legend. As a Legend you gain the following benefits of your Crystal Voice, in addition to the benefits granted by your previous ranks:
- _Tremorsense._ Your tremorsense increases to 120 feet.
- _Rock Whisper._ You learn to commune with the earth itself. Whenever you are in direct contact with the ground, you can ask the earth about events that have happened in the last 24 hours within a 1 mile radius. Earth isn't very intelligent nor can it understand language, but it is very perceptive and can pick up on emotion and intent. In addition, the earth can guide you to any stationary location or object that is in contact with the ground.
- _One with Earth._ You learn to truly become one with the earth. If you are under the effect of the [[Meld Into Stone]] spell, you do not have disadvantage on Wisdom (Perception) checks made for hearing, nor are you blinded. In addition, you are allowed to move through the stone using your movement speed and exiting at a different location. Moving within the stone counts as difficult terrain.
- _Mastery of Voice._ You can use your _Stoneskin_ and _Summon Elemental_ features an amount equal to your proficiency bonus, instead of only once per long rest. The cost of creating a _Tetherstone_ is also removed, as you can now create one for free.